Esempio n. 1
0
  public void testThreeSparse() {
    int K = 60;
    int N = thousandconstant;
    SparseMatrixLil A = SparseMatrixLil.rand(N, K);
    SparseMatrixLil B = SparseMatrixLil.rand(K, N);
    //		System.out.println(A.toDense());
    Timer timer = new Timer();
    SparseMatrixLil C = B.mmul(A);
    timer.printTimeCheckMilliseconds();
    SparseMatrixLil C1 = B.mmul(A);
    timer.printTimeCheckMilliseconds();
    SparseMatrixLil C2 = B.mmul(A);
    timer.printTimeCheckMilliseconds();
    DenseMatrix CDense = B.toDense().mmul(A.toDense());
    timer.printTimeCheckMilliseconds("for dense");
    assertTrue(C.equals(CDense));

    K = 400;
    N = thousandconstant;
    A = SparseMatrixLil.rand(N, K);
    B = SparseMatrixLil.rand(K, N);
    //		System.out.println(A.toDense());
    timer = new Timer();
    C = B.mmul(A);
    timer.printTimeCheckMilliseconds();
    C1 = B.mmul(A);
    timer.printTimeCheckMilliseconds();
    C2 = B.mmul(A);
    timer.printTimeCheckMilliseconds();
    CDense = B.toDense().mmul(A.toDense());
    timer.printTimeCheckMilliseconds("for dense");
    assertTrue(C.equals(CDense));
  }
Esempio n. 2
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 public void testOneSparse() {
   SparseMatrixLil A = SparseMatrixLil.rand(3, 3).t();
   System.out.println(A);
   SparseMatrixLil B = SparseMatrixLil.rand(3, 3);
   System.out.println(B);
   SparseMatrixLil C = A.mmul(B);
   System.out.println(C);
   DenseMatrix CDense = A.toDense().mmul(B.toDense());
   System.out.println(CDense);
   assertTrue(C.equals(CDense));
 }
Esempio n. 3
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 public void testSparseDenseMmul() {
   int K = 60;
   int N = thousandconstant;
   SparseMatrixLil A = SparseMatrixLil.rand(K, N);
   DenseMatrix B = DenseMatrix.rand(N, K);
   Timer timer = new Timer();
   DenseMatrix C = A.mmul(B);
   timer.printTimeCheckMilliseconds();
   DenseMatrix C2 = A.toDense().mmul(B);
   assertTrue(C.equals(C2));
 }